This utility app provides a professional tuning experience for the erhu, utilizing your iPhone's microphone for real-time sound analysis. It accurately indicates if a note is sharp or flat, helping musicians achieve precise tuning.






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This utility app provides a professional tuning experience for the erhu, utilizing your iPhone's microphone for real-time sound analysis. It accurately indicates if a note is sharp or flat, helping musicians achieve precise tuning.





Locate lost Bluetooth devices like headphones, phones, or pods using signal strength. Simply open the app, select your device, and move until the signal increases to find its location.



Measure the machine learning capabilities of your Apple device. It includes tests for vision and language tasks, evaluating the performance of your CPU, GPU, and Neural Engine.